features/silent-payments

.github/workflows/cont_integration.yml

@@ -24,6 +24,8 @@ jobs:
       - run: cargo build
       - run: cargo build --features serial
       - run: cargo test --lib  # integration tests requires binaries for the test env...
+      # `silentpayments` is opt-in, so the default build above never compiles it.
+      - run: cargo test --lib -p lwk_common -p lwk_signer -p lwk_wollet --features lwk_common/silentpayments,lwk_signer/silentpayments,lwk_wollet/silentpayments
 
   nix:
     runs-on: ubuntu-22.04

lwk_common/Cargo.toml

@@ -24,6 +24,12 @@ serde_json.workspace = true
 default = ["amp0"]
 amp0 = []
 sqlite = ["rusqlite"]
+# Silent Payments (BIP-352) boundary types shared between `lwk_wollet` (the
+# wallet/scan side) and `lwk_signer` (the signing side). Living here rather than in
+# either crate is what lets a wallet depend on the shared types without depending on
+# a signer, and vice versa — see `SilentPaymentScanMaterial`'s docs for why that
+# split matters.
+silentpayments = []
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
 rusqlite = { version = "0.32", optional = true, features = ["bundled"] }

lwk_common/src/lib.rs

@@ -25,6 +25,9 @@ mod pset;
 mod qr;
 mod segwit;
 mod signer;
+#[cfg(feature = "silentpayments")]
+#[cfg_attr(docsrs, doc(cfg(feature = "silentpayments")))]
+pub mod silentpayments;
 #[cfg(all(feature = "sqlite", not(target_arch = "wasm32")))]
 pub mod sqlite;
 mod store;